“根底”的拼音为：gēn dǐ ...

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“根底”的近义词/同义词：基础, 根基, 根本, 根柢, 根蒂。...

这个班的学生语法根底好.The class is well grounded in grammar.我的科学根底要我多作细心的概括.My scientific background has taught me to make more cautious generalizations.申请人都须有良好的电脑科学根底.All applicants must be well grounded in computer science....